Cyber Security Engineer III System OneCyber Security Engineer IIISpringfield, VA$135,000 / hourThe ideal candidate will have hands on experience in incident response, CSOC or SOC operations, digital forensics, malware analysis, indicator development, and cyber incident reporting within a DoD, Intelligence Community, or federal cyber environment. • Experience supporting cyber incident response, CIRT, CSOC, SOC, DFIR, threat hunting, or defensive cyber operations.
NewInformation System Security Engineer NASInformation System Security EngineerWoodbridge, VA$150,000–$185,000 / yearFull timeArchitectural & Enterprise CDS Gatekeeping: Serve as the principal technical reviewer for DTRA organizations onboarding onto pre-accredited Enterprise CDS (ECDS) and Raise the Bar (RTB) compliant Cloud CDS providers (e.g., AWS/Azure CDS). Communication: Exceptional verbal and written communication skills, with proven experience presenting complex risk profiles, technical trade-offs, and out-of-the-box mitigations directly to senior government leadership (GS-15/O-6 level).
NewObservability and Monitoring Engineer Capgemini Government Solutions (CGS) LLCObservability and Monitoring EngineerFort Meade, MD$120,000–$150,000 / yearFull timeThe ideal candidate has experience supporting large-scale production environments and working closely with DevOps, SRE, engineering, and cybersecurity teams to ensure systems are observable, resilient, and operationally efficient. Capgemini Government Solutions (CGS) LLC is seeking a Lead Observability Engineer to join our team in Ft Meade, MD to design, implement, and support enterprise monitoring and observability solutions for mission-critical systems.
AWS Cloud Security Engineer System OneAWS Cloud Security EngineerMcLean, VARemoteSupport alignment with security and compliance frameworks such as CIS Benchmarks, NIST, HIPAA, FedRAMP, and SOC 2. • Assist with incident detection, investigation, response, and audit trail maintenance across AWS accounts and services. • Strong hands-on knowledge of AWS services, including EC2, S3, RDS, Lambda, ECS/EKS, CloudFront, Route 53, IAM, CloudTrail, AWS Config, and KMS.
Network Engineer MANTECHNetwork EngineerJoint Base Andrews, MDOccasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations. High School Diploma or GED with 7+ years of progressively responsible experience in Network Engineering, Network Analysis, or a related technical discipline.
NewDevSecOps Engineer CredenceDevSecOps EngineerMcLean, VA$150,000–$175,000The position focuses on enabling reliable and scalable software delivery by building and optimizing CI/CD pipelines, infrastructure automation, and deployment workflows, while improving developer experience, release velocity, application quality, and system reliability across multi-stack environments. This role supports a variety of modern applications, including backend services, frontend applications, and data pipelines, with a strong emphasis on pipeline engineering, Infrastructure as Code (Terraform), and cloud-native deployments.
NewHybrid Cloud Engineer ECLAROHybrid Cloud EngineerWashington DC, DCCloud Operations & Reliability: Experience designing highly available systems using Azure-native tools for monitoring, backup, disaster recovery, and cost optimization. Virtualization & Core Infrastructure: Deep expertise in VMware (vSphere, ESXi, NSX, vCenter, SRM) and enterprise compute, storage, networking, and Active Directory.
NewNetwork Engineer System OneNetwork EngineerWashington, DC$70–$80 / hourCertifications: AWS Advanced Networking Specialty (preferred), Palo Alto PCNSE, DoD 8570/8140 IAT II. Apply AWS networking depth including TGW, VPC peering, Direct Connect, DC Gateway, NAT/PAT design.
NewLead, Systems Engineer - Mission Protection L3Harris TechnologiesLead, Systems Engineer - Mission ProtectionSpringfield, VA$127,500–$236,500 / yearThe ideal candidate demonstrates strong leadership, technical depth in threat-informed engineering, and the ability to integrate Mission Protection requirements into operational planning, system architecture, and lifecycle activities. The selected candidate will apply operational security (OPSEC), counterintelligence, cyber defense, and threat analysis principles to protect critical systems and ensure the survivability and resilience of U.S. assets in contested and degraded environments.
Senior Microsoft Cloud Engineer Systems Plus, Inc.Senior Microsoft Cloud EngineerWashington, DCFull timeThis is a senior Microsoft cloud platform engineering role covering the full Microsoft 365/Azure/security stack: designing and operating M365, Azure, and Microsoft Security services for reliability and scale, while implementing security controls aligned to NIST 800-53, Zero Trust (NIST 800-207), and FedRAMP Moderate. Security operations work spans Defender and Purview for threat protection and data governance, all tied together with formal change management, documentation, and a senior advisory role supporting audits, assessments, and cross-team architecture decisions.
NewLinux Admin/Test Engineer MAXISIQ, Inc.Linux Admin/Test EngineerHanover, MDWe're seeking a seasoned Linux Admin/Test Engineer to join our elite team in Hanover, Maryland where your work will directly contribute to achieving critical national cyber mission objectives, offering a unique opportunity to make a meaningful impact unlike any other program in this field. Since 2006, MAXISIQ has advanced the state of Cyber RDT&E by bringing together industry expertise in software, hardware, communications and security, and leveraging decades of operational experience to deliver exceptional value to communities and the critical missions they support.
NewSenior Specialist, Systems Engineer - User Acceptance Tester L3Harris TechnologiesSenior Specialist, Systems Engineer - User Acceptance TesterSpringfield, VA$106,500–$197,500 / yearThe successful candidate will support a high performing team of Government and Contractor professionals by testing software releases to ensure they function correctly, documenting failed test cases, and documenting any changes or updates needed to existing procedures. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.
NewSpecialist, Systems Engineer - Watch Officer L3Harris TechnologiesSpecialist, Systems Engineer - Watch OfficerSpringfield, VA$92,500–$171,500 / yearActively participate in daily operations stand-up meetings to provide updates on ongoing activities, highlight key operational priorities, and address any challenges or risks impacting mission success. Possess knowledge of, or experience with, space operations, including managing and monitoring satellite systems, performing telemetry analysis, and conducting mission-critical activities such as orbital adjustments, payload operations, and anomaly resolution.
Engineer Systems Plus, Inc.EngineerWashington, DCFull timeThis role designs, implements, and maintains endpoint security controls across the device lifecycle, from imaging and patching to detection of compromise and lateral movement.
NewCybersecurity Engineer Systems Plus, Inc.Cybersecurity EngineerWashington, DCFull timeHolding many Defense & Federal government contracts around the globe, with Systems Plus, you have the opportunity to take on new and evolving challenges, aim beyond what you think you are capable of, and work in collaborative, dynamic, and high-tempo environments. We are committed to your success and well-being and offer competitive benefits packages, salaries, bonus/award programs, and a high potential for professional growth and job opportunities worldwide.
NewChief Engineer *US AMR-Jones Lang LaSalle Americas, Inc.Chief EngineerMcLean, VA$101,600–$122,700Continuously evaluate maintenance, operations, and reliability methodologies; implement process improvements to enhance mechanical equipment uptime; define maintenance best practices that increase value-maximizing performance; execute equipment inspection and monitoring programs that protect long-term asset integrity. Supervise, hire, train, and mentor engineers and maintenance personnel; provide hands-on instruction in equipment operation, maintenance procedures, and safety protocols; recommend professional development opportunities to expand team capabilities; foster professionalism in work quality, manner, and appearance across all team members.
NewSenior DevSecOps Engineer, Lead CredenceSenior DevSecOps Engineer, LeadMcLean, VACollaboration & Knowledge Sharing: Work closely with software developers, cybersecurity teams, and cloud engineers to integrate security and automation into the software development lifecycle (SDLC). This hybrid role requires expertise in DevSecOps best practices, cloud automation, security compliance, and continuous integration/continuous deployment (CI/CD) to enhance the security, scalability, and efficiency of mission-critical applications.
NewSenior Associate, Privileged Access Management Delivery Engineer KPMGSenior Associate, Privileged Access Management Delivery EngineerWashington, DC$95,855–$208,265 / yearImplement and maintain PAM capabilities including privileged credential management, session management, just-in-time access, and endpoint management (EPM)components; implement automated integration across adjacent security solutions (for example: Crowdstrike, SIEM solutions, ServiceNow); automate PAM tasks using scripting and APIs (such as PowerShell, Python, REST, and others) and integrate with enterprise platforms (that is, Active Directory, IdPs, ITSM platforms, SIEM platforms, and more). Hands on experience with Privileged Access Management delivery and engineering, with specific experience using CyberArk On-Prem and SaaS solutions; additional experience with secrets management platforms (that is, Conjur, HashiCorp) and other PAM platforms (such as Delinea, BeyondTrust) preferred.
STRMM Network Engineer BERING STRAITS PROFESSIONAL SERVICES LLCSTRMM Network EngineerAberdeen, MDBering Straits Professional Services (BSPS) is committed to world-class management of global logistics, training and procurement services for U.S. Government agencies. The work environmental characteristics described here are representative of those that must be borne by an employee to successfully perform the essential functions of the role.
NewAWS Solutions Architect/ Cloud Engineer System OneAWS Solutions Architect/ Cloud EngineerWashington, DC$75–$95 / hourCertifications: AWS SAA minimum (SAP preferred), AWS Security Specialty strongly preferred, HashiCorp Terraform Associate, DoD 8570/8140 IAT II. Design and implement AWS solutions focusing on GovCloud environment, including Landing Zone build with AWS Organizations, SCPs, account vending, KMS, and monitoring stack.
AWS Cloud Infrastructure Engineer System OneAWS Cloud Infrastructure EngineerMcLean, VAThe ideal candidate will have strong hands-on experience with AWS infrastructure, Terraform/IaC, CI/CD pipelines, scripting, secure cloud operations, monitoring/logging, and compliance-aligned engineering practices . Working knowledge of cybersecurity best practices, secure cloud configurations, zero-trust concepts, and compliance frameworks such as NIST, CIS, or ISO 27000.
System/DevSecOps Engineer NuAxis InnovationsSystem/DevSecOps EngineerWashington DC, DCThis role collaborates with Product Owners, Federal Project Managers (FPMs), Business Analysts, Solution Architects, UX/UI Designers, QA Engineers, and DevSecOps teams to deliver end-to-end solutions across the full software development lifecycle. The Senior Full Stack Developer is responsible for designing, developing, integrating, and supporting secure, scalable, and high-performing enterprise web applications using modern cloud-native technologies.
Senior Platform Engineer System OneSenior Platform EngineerWashington, DCWe're seeking a talented Platform Engineer to help architect, deploy, and manage our AWS and on-premises platforms while supporting emerging AI capabilities, modern containerized workloads, and enterprise virtualization environments. • Manage Kubernetes fleet operations across AWS EKS, on-premises Mirantis Kubernetes Engine (MKE), and VMware vSphere with Kubernetes (VKS).
Sr. Systems Engineer - Microsoft 365 Trigyn Technologies IncSr. Systems Engineer - Microsoft 365Baltimore, MDTemporaryContractorFull timeExperience managing directory sync into Azure AD and deep knowledge of Azure AD Sync for Federation, authentication, SSO, and directory sync with Azure AD. Systems engineer – Microsoft 365 to develop solutions for e-mail and collaboration tools as well as handle day-to-day operations within the division.
NewSenior Associate, Cloud Engineer - Terraform KPMGSenior Associate, Cloud Engineer - TerraformWashington, DCQualifications: Minimum three years of recent experience in IT infrastructure technology management and architecture including IaaS/PaaS/DevOps cloud transformation programs and infrastructure automation, prior system/storage; admin/engineering experience and consulting experience; four years of cloud strategy, migration, and transformation leadership including cloud services (IaaS/PaaS) implementation & migration, including Azure or AWS. Additional desirable experience in infrastructure automation and instrumentation (Unix Admin, Scripting / Programming Capabilities, SDLC Process Knowledge), Unified Communications, Collaboration, Database/application server architecture, network, information security, GenAI, RAG.
Senior Aria/VCF Foundations Engineer System OneSenior Aria/VCF Foundations Engineer99999, MarylandRequired Qualifications 5+ years of experience supporting and administering large-scale VMware Aria Operations environments, including extra-large nodes in active - warm cluster configurations deployed in multiple datacenters. Working knowledge of Linux (RHEL preferred), including basic commands-line operations, light troubleshooting, log analysis, light performance analysis, service management, package installations, and scripting.
Senior VMware & Data Center Engineer System OneSenior VMware & Data Center EngineerWashington, DCDemonstrated experience ensuring the reliability, scalability, and efficiency of data center operations, including servers, storage, networking, power, and environmental resource requirements. Use enterprise data center technologies to manage and operate servers, storage, networking, and power systems supporting mission-critical environments within the federal government.
NewPrincipal Cybersecurity Engineer- Architecture OneMain FinancialPrincipal Cybersecurity Engineer- ArchitectureBaltimore, MD$130,000–$156,000 / yearAlong with security platform mastery in more than one platform area (IDS/IPS, firewall/WAF, access and identity, malware defense, threat modeling, exposure management, among others), the Principal Cybersecurity Engineer is formally trained in enterprise IT design and architecture practices. The Principal Cybersecurity Engineer has a demonstrated mastery in multiple security and non-security technology platforms, with the ability to both lead and advise on the overall designs and strategies of both security and non-security technologies.
Quantum Engineer SME DCS CorporationQuantum Engineer SMESpringfield, VAPerform trade studies and conduct analyses to evaluate proposed quantum machine learning approaches, review technical reports, assess product-quality impacts, and characterize performance using quantum simulation or related technologies to support verification and quality assurance. The DCS Air and Space Technology Sector are seeking a qualified candidate to apply subject matter expertise in the areas of quantum engineering, analysis, and system design of complex programming projects supporting National Agencies.
NewIntegration Engineer LeidosIntegration EngineerLorton, VA$73,450–$132,775Supporting the HEITS management team, the selected individual will be responsible for providing services for the design of new sites, IT renovations, cabling, server room space, desktop PC deployments, printers, faxes, phone(s); copiers; data storage, shared drives, and general-purpose applications on HSDN and C-LAN. The Department of Homeland Security (DHS) has a continuing requirement for Homeland Enterprise IT Secure Services and Support (HEITS) for the continued operations and maintenance and evolution of the Homeland Secure Data Network (HSDN) and the Classified Local Area Network (C-LAN).
Protective Design Engineer - Mid-Level Whitman, Requardt & Associates, LLPProtective Design Engineer - Mid-LevelBaltimore, MD$90,000–$150,000 / yearFull timeIncludes a wide range of protective design solutions (AT/FP, perimeter security, vehicle entry control points, blast/ballistic resistance, electronic security systems, etc.) in support of a varied client base. The specific compensation offered to a candidate may vary based on factors including, but not limited to, the candidate’s relevant knowledge, training, skills, work location, and/or experience.
Protective Design Engineer Whitman, Requardt & Associates, LLPProtective Design EngineerBaltimore, MD$85,000–$135,000 / yearFull timeIncludes a wide range of protective design solutions (AT/FP, perimeter security, vehicle entry control points, blast/ballistic resistance, electronic security systems, etc.) in support of a varied client base. The specific compensation offered to a candidate may vary based on factors including, but not limited to, the candidate’s relevant knowledge, training, skills, work location, and/or experience.
Senior Protective Design Engineer Whitman, Requardt & Associates, LLPSenior Protective Design EngineerBaltimore, MD$100,000–$180,000 / yearFull timeIncludes a wide range of protective design solutions (AT/FP, perimeter security, vehicle entry control points, blast/ballistic resistance, electronic security systems, etc.) in support of a varied client base. The specific compensation offered to a candidate may vary based on factors including, but not limited to, the candidate’s relevant knowledge, training, skills, work location, and/or experience.
Active Directory Architect / Engineer LeidosActive Directory Architect / EngineerArlington, VA$131,300–$237,350Design, deploy, upgrade, and administer Active Directory Domain Services, including domain controllers, forests, domains, trusts, and replication topologies (i.e. Manage and optimize Group Policy Objects (GPOs), OU structures, and security baselines; including object management through bulk operations and automation, Troubleshoot and resolve complex AD-related issues, including authentication failures, replication problems, DNS issues, and Kerberos/NTLM problems, Plan and execute Active Directory migrations, consolidations, and upgrades (of both underlying server infrastructure and overall forest/domain functional levels), Develop and maintain disaster recovery, backup, and restore procedures for AD environments (including AD Recycle Bin and authoritative restores), Monitor AD health and performance using tools such as Microsoft System Center, Azure Monitor, or third-party solutions). Deep expertise in designing, deploying, upgrading, and administering Microsoft Active Directory Domain Services (AD DS), including domain controllers, multi-domain/forest architectures, trusts, replication topologies, Group Policy Objects (GPOs), OU design, and security baselines.
Virtualization Engineer System OneVirtualization EngineerSpringfield, VA$175,000 / yearConfigure and troubleshoot NetApp Storage – ONTAP, perform firmware and OS upgrades, and utilize storage management tools like OnCommand Unified Manager and Performance Manager. Design, implement, and support VMware vSphere, vCenters, and Microsoft Active Directory Forests with JIT administration to support multiple PKI systems.
Cloud Architect / Engineer LeidosCloud Architect / EngineerWashington, DC$131,300–$237,350Proven expertise with Generative AI infrastructure, including: Production-ready Retrieval-Augmented Generation (RAG) pipelines, Scalable vector databases (e.g., Pinecone, Weaviate, Milvus, FAISS, or managed services) with indexing, clustering, and optimized retrieval, GPU/TPU compute clusters, managed container orchestration (Kubernetes/EKS/AKS/GKE), and auto-scaling for large language model (LLM) workloads. Demonstrated experience implementing enterprise security and compliance frameworks (SOC 2, ISO 27001, HIPAA, PCI-DSS, CMMC, FedRAMP, etc.), including encryption, threat monitoring, and zero-trust architectures.
Solution Architect / Engineer LeidosSolution Architect / EngineerCheltenham, MD$131,300–$237,350This role combines high level architectural design with deep technical implementation, requiring an individual who can define target-state architectures, build and optimize solutions, and guide modernization across hybrid and multi cloud environments. Proven hands-on experience designing and implementing solutions across hybrid/multi-cloud environments (AWS and Azure strongly preferred), on-premises data centers, virtualization platforms, and containerized workloads (e.g., Kubernetes/Docker).
Endpoint Engineer LeidosEndpoint EngineerBowie, MD$87,100–$157,450Ensure proper OS images are deployed to all endpoint devises, test and manage software updates, ensure appropriate and enforce security policies (EDR/AV), and automate workflows to ensure stable, compliant, and efficient computing environments for endpoint migrations. The Defense Enclave Services contract will unify the DoD Fourth Estate Defense Agencies and Field Activities’ (DAFAs) common use information technology systems, personnel, functions, and program elements under the direction of DISA’s Fourth Estate Network Optimization program office.
Site Reliability Engineer (SRE) System OneSite Reliability Engineer (SRE)McLean, VARemoteIn this role, you will work closely with engineering, DevOps, cloud, security, and product teams to improve system resilience, reduce downtime, strengthen deployment practices, and support reliable cloud-based application delivery in an Agile environment. This role will help establish and mature SRE practices across AWS cloud environments, with a focus on reliability, automation, scalability, observability, incident response, and operational excellence.
NewStructural - Project Engineer System OneStructural - Project EngineerAlexandria, VABachelor’s degree or higher in Civil Engineering (Structural focus) or Architectural Engineering from an ABET-accredited program. We’re looking for a Structural Project Engineer to join a dynamic, employee-owned architecture and engineering team that values innovation, collaboration, and professional growth.
NewPalantir Integration Engineer System OnePalantir Integration EngineerMcLean, VARemoteExperience with Palantir AIP (Artificial Intelligence Platform) (required), including development or support of AI-enabled workflows (e.g., search, analytics, decision support). Operate within an Agile delivery model, contributing to sprint planning, backlog refinement, user story development, and iterative delivery of technical solutions.
Construction Project Engineer BERING STRAITS GLOBAL INNOVATIONS LLCConstruction Project EngineerHanover, MDThe Project Engineer (PE) is responsible for the assistance in the development, execution and maintenance of a fully effective Project as required by our contract with the Client and Subcontractors and as further defined by the Contractor’s Quality Control Plan (CQCP), Health/Safety/Quality program and in accordance with Company’s policies and procedures; and performs additional managerial responsibilities as necessary or assigned. The candidate will be performing all facets of the Bering Straits East Coast model to include quality control management, submittal tracking, daily reporting, communicating deficiencies to the customer, and other various tasks as assigned.
Software Engineer with TS-SCI with Poly System OneSoftware Engineer with TS-SCI with PolyFort Meade, MD$97,000–$224,000 / yearBachelor’s degree in Computer Science or related discipline from an accredited college or university OR four (4) years of additional SWE experience on projects with similar software processes in lieu of degree. Design, develop and modify software systems, using scientific analysis and mathematical models to predict and measure outcome and consequences of design.
Active Directory Engineer System OneActive Directory EngineerSpringfield, VA$130,000 / yearSystem One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. Manage Active Directory, DNS, SCOM\SCCM, group policy, and PowerShell scripting to ensure system integrity and security.
Jira Platform Engineer (onsite) System OneJira Platform Engineer (onsite)Washington, DCDesign, implement, and maintain seamless integrations between Jira with other enterprise systems, such as GitLab (source control & CI/CD), and ServiceNow (ITSM), using Okta,REST APIs, webhooks, middleware, and scripting. The DevOps Engineer (specifically Jira Platform Engineer) will serve as the technical owner of our Jira SaaS in government cloud, and is responsible for administering, configuring, and integrating the application within our enterprise technology ecosystem.
Senior Help Desk Engineer System OneSenior Help Desk EngineerBethesda, MD$80,000–$95,000 / yearSystem One, and its subsidiaries including Joulé, ALTA IT Services, and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. Requirements Minimum of 5+ years of IT support experience, including at least 2 years in a supervisory or lead role.
NewSr. Windows Server Tower Lead (Solution Engineer) System OneSr. Windows Server Tower Lead (Solution Engineer)Washington, DC$56.23 / hourManage service delivery, including provisioning, patching, vulnerability remediation, and documentation of server environments across multiple platforms and cloud providers. Provide oversight and management support for over 30 Windows engineers responsible for operations, maintenance, and engineering support for the Department of Transportation's Common Operating Environment (COE).
Senior Network Engineer LeidosSenior Network EngineerAccokeek, MD$107,900–$195,050The Senior Systems Engineer will provide technical leadership and support in the areas of IT planning, solution specification/design, implementation and target architecture development for the AFNCR Consolidated Communication Center (CCC). If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.
Senior Cyber AI Operations Engineer (Onsite) System OneSenior Cyber AI Operations Engineer (Onsite)Washington, DCThe ideal candidate will have experience working with a variety of AI technologies and models and will have exceptional working knowledge on the architecture and design requirements to implement AI solutions that support cybersecurity operations (e.g., intrusion detection, intrusion prevention, incident response, vulnerability analysis, security tests and evaluations, etc.). • Design, implement, deploy, maintain, and evolve AI-enhanced cybersecurity solutions that support a broad range of functions including intrusion detection, intrusion prevention, incident response, insider risk, vulnerability analysis, threat hunting, cyber threat intelligence, and security test and evaluation activities.